Theory Conversion Sealed 1-1/8" Standard Threadless to Integrated Headset for 45/45 68x113mm This tire is featured on

This tire is featured on SE Racing`s Big Ripper 29" BMX bike

and a very small diameter to give the rider the exact feel and control needed to ride at maximum performance

Produced from 1993 to 1995 sometimes referred to as "S&M Race Forks" these forks were used with the first Challenger frames

The tread features a BMX-style rounded profile block tread with shallow siping for improved bite

Color: Red w/ Gumwall

Theory Conversion Sealed 1-1/8" Standard Threadless to Integrated Headset for 45/45 68x113mm This tire is featured onThis sealed bearing headset fits standard, traditional and 45 45 integrated 1 1 8" headtubes. An aluminum dust cover cap and spacer and steel fork bearing race are included. Color: Black